Search Engines:

Yahoo Kids
Kids Click
Ask Jeeves
Ithaki4Kids

Database:

Use your public library card to access subscription databases like Students Resource Center Gold and Kids InfoBits.

Science Topics:

Newton's Apple: Activity Guides

Animal Facts:

JungleWalk

Community & Government:

Ben’s Guide to Government
The White House for Kids

Practice Spelling:

Stellar Speller

General Reference:

Reference Desk
Encyclopedias & Almanacs
Dictionaries & Thesauri

News:

USA Today
CNN
International Newspapers

Maps & Atlases:

Historical
National
World
Online Speech Bank
World Fact Book: Country facts from the U. S. State Department
Yahoo Maps & Driving Directions

Search Engines & Directories:

Google
Ask Jeeves Natural Language Search
Yahoo Kids (Subject Directory)
KidsClick (Subject Directory)
Librarians Index to the Internet (Subject Directory)

Meta-Search Engines:

Dogpile
Metacrawler
AlltheWeb